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    <title>Document</title>
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    <script>
      let data = {};
      // let name = "jiaobaba";
      Object.defineProperty(data, "name", {
        get() {
          console.log("get", this);
          return name;
        },
        set(newVale) {
          console.log("set", this);
          name = newVale;
        },
      });
      console.log(data, data.name);
    </script>
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